**Add a `devDependency` on the `flow-bin` npm package:**

```sh
yarn add --dev flow-bin
```

**Run Flow:**

```sh
yarn run flow
```

```
yarn run v0.15.1
$ flow
No errors!
✨  Done in 0.17s.
```
**Note:** you may need to run `yarn run flow init` before executing `yarn run flow`.
